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Lapping Film for Micro Motors: The Ultimate Guide
2025-08-12

The Critical Role of Lapping Film in Micro Motor Manufacturing

Modern micro motors require surface finishes with tolerances under 0.1μm for optimal performance. XYT's lapping film solutions achieve this through precisely graded diamond or aluminum oxide abrasives bonded to flexible polyester films, enabling controlled material removal during final finishing stages.

Material Composition Breakdown

  • Diamond-based films: 3-9μm particle sizes for hardest materials
  • Aluminum oxide variants: Cost-effective solution for soft alloys
  • Hybrid ceramic abrasives: Balanced cutting and surface refinement

Technical Specifications Comparison

ParameterStandard GradeHigh-Performance
Abrasive Concentration15-20%25-30%
Surface Roughness (Ra)0.2-0.5μm0.05-0.1μm
Operating TemperatureUp to 120°CUp to 150°C

Application Methodology

Proper lapping requires sequential progression through abrasive grades (typically 30μm to 1μm). Our engineers recommend:

  1. Surface preparation with coarse films (30-15μm)
  2. Intermediate polishing (9-3μm)
  3. Final finishing with ultra-fine grades (1μm or below)

Industry-Specific Solutions

XYT's fiber optic polishing film series incorporates cerium oxide for optical-grade finishes, while our crankshaft lapping films feature reinforced backings for heavy-duty applications. Micro motor specialists benefit from our:

  • Anti-static formulations preventing particle adhesion
  • Custom die-cut shapes for miniature components
  • Low-residue adhesives simplifying post-process cleaning

Quality Assurance Standards

All products undergo rigorous testing per:

  • ASTM D968 for abrasive resistance
  • ISO 8486 for particle size distribution
  • MIL-PRF-3244 for military-grade applications

Why Choose XYT's Lapping Films?

Our 12,000㎡ manufacturing facility combines:

  • Class-1000 cleanroom production
  • Automated optical inspection systems
  • Proprietary abrasive bonding technology

With 85+ countries served, we offer technical consultation, custom formulations, and just-in-time delivery. Contact our engineers today to optimize your micro motor polishing process.

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